Home / 68,274.12-102,390.39-23,892.60

Finding the Fourth Proportional to 68,274.12, 102,390.39 and 23,892.60

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Solution

The fourth proportional to 68,274.12, 102,390.39 and 23,892.60 is: 35,831.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,274.12 : 102,390.39 = 23,892.60 : x
  2. Step 2: Convert to fraction form
    68,274.12/102,390.39 = 23,892.60/x
  3. Step 3: Cross multiply
    68,274.12x = 102,390.39 × 23,892.60
  4. Step 4: Simplify right side
    68,274.12x = 2,446,372,632.11
  5. Step 5: Solve for x
    x = 2,446,372,632.11/68,274.12
  6. Step 6: Final answer
    x = 35,831.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.